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Ralf Koberstein

ZF Friedrichshafen

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Featured researches published by Ralf Koberstein.

Archive | 2006

Variable restricting component for hydraulic operating unit has valve element which in case of temperature change automatically executes shape and position change for local influencing of cross section of fluid passage

Dieter Gebauer; Andre Gemeinhardt; Ralf Koberstein; Roland Morber; Thomas Ries; Boleslaw Tulaczko

Archive | 2013

Hydraulic actuation device of a rod vehicle with a variable throttle element

Boleslaw Tulaczko; Dieter Gebauer; Ralf Koberstein; Thomas Riess; Andre Gemeinhardt; Roland Morber

Archive | 2010

Hydraulic cylinder, e.g. for the operation of a motor vehicle clutch. has a mounting flange and an adapter plate for attachment to a fixed vehicle carrier part

Ralf Koberstein

Archive | 2003

Hydraulic actuation device in motor vehicles

Ralf Koberstein; Klaus Reuter; Klaus Krappmann

Archive | 2013

Actuating system for coupling device of vehicle, has damping element designed to convert portion of movement energy of force transmission element before engagement position or disengagement position in irreversible manner

Ralf Koberstein

Archive | 2010

Hydraulisches Betätigungssystem für eine Kraftfahrzeugkupplung mit einer Entlüftungseinrichtung

Markus Frank; Ralf Koberstein

Archive | 2010

Pressure medium cylinder e.g. hydraulic master cylinder, for e.g. hydraulic braking system, to actuate friction coupling of motor vehicle, has guide sleeve axially supported at housing and at safety element firmly connected with housing

Ralf Koberstein

Archive | 2008

Plastic fluid conduit with a connecting fitting constructed as plastic mounted part

Manfred Krauss; Sören Schröter; Dieter Gebauer; Ralf Koberstein

Archive | 2012

Hydraulic actuation system for a motor vehicle with a ventilation device

Markus Frank; Ralf Koberstein

Archive | 2010

Pressure-medium cylinder for hydraulic actuation device for actuating motor vehicle clutch, has guide sleeve axially fixed at housing, and shifting together with seal arrangement for releasing transfer port when limiting pressure is high

Ralf Koberstein

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Dieter Gebauer

ZF Friedrichshafen

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Andre Gemeinhardt

ZF Friedrichshafen

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Boleslaw Tulaczko

ZF Friedrichshafen

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Manfred Krauss

ZF Friedrichshafen

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Markus Frank

ZF Friedrichshafen

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Roland Morber

ZF Friedrichshafen

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Sören Schröter

ZF Friedrichshafen

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Thomas Ries

ZF Friedrichshafen

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Thomas Riess

ZF Friedrichshafen

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